Preparing the rail for mounting the water pipe. Since the rivet gun did not fit into the rail (and therefore we couldn't have riveted the rail onto the body), we had to make small recesses into the rail.
The picture was taken by "cg" on 17-04-2016 at 16:10
Camera: Nikon D300S
Aperture: f/2.8 | Exposure: 1/60 | ISO: 1600